Home / 5,376.15-8,064.20-2,603.09

Finding the Fourth Proportional to 5,376.15, 8,064.20 and 2,603.09

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Solution

The fourth proportional to 5,376.15, 8,064.20 and 2,603.09 is: 3,904.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376.15 : 8,064.20 = 2,603.09 : x
  2. Step 2: Convert to fraction form
    5,376.15/8,064.20 = 2,603.09/x
  3. Step 3: Cross multiply
    5,376.15x = 8,064.20 × 2,603.09
  4. Step 4: Simplify right side
    5,376.15x = 20,991,785.04
  5. Step 5: Solve for x
    x = 20,991,785.04/5,376.15
  6. Step 6: Final answer
    x = 3,904.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.